Finding the Fourth Proportional to 22,849.82, 31,527.91 and 13,412.86

Step by Step Solution

1. Step 1: Write the proportion equation
   22,849.82 : 31,527.91 = 13,412.86 : x
2. Step 2: Convert to fraction form
   22,849.82/31,527.91 = 13,412.86/x
3. Step 3: Cross multiply
   22,849.82x = 31,527.91 × 13,412.86
4. Step 4: Simplify right side
   22,849.82x = 422,879,442.92
5. Step 5: Solve for x
   x = 422,879,442.92/22,849.82
6. Step 6: Final answer
   x = 18,506.90